+#define S3C2410_LCON_IRM (1<<6)
+
+#define S3C2440_UCON_CLKMASK (3<<10)
+#define S3C2440_UCON_PCLK (0<<10)
+#define S3C2440_UCON_UCLK (1<<10)
+#define S3C2440_UCON_PCLK2 (2<<10)
+#define S3C2440_UCON_FCLK (3<<10)
+#define S3C2440_UCON2_FCLK_EN (1<<15)
+#define S3C2440_UCON0_DIVMASK (15 << 12)
+#define S3C2440_UCON1_DIVMASK (15 << 12)
+#define S3C2440_UCON2_DIVMASK (7 << 12)
+#define S3C2440_UCON_DIVSHIFT (12)